The proficiency testing schemes shown below are are suitable for customers working with
For customers who measure stack emissions, visit our Stack Emissions page.
EffecTech’s GGLNG proficiency testing scheme enjoys global participation, providing an international scope for inter-laboratory comparisons.
EffecTech provides on demand proficiency testing schemes, in which gas mixtures are provided to a natural gas customers for ‘blind’ measurement.
EffecTech’s proficiency testing schemes attract participants from all over the world.
Find the enrolment form for GGLNG and the Instructions to Participants.